Home / 27,292.32-37,500.18-21,693.60

Finding the Fourth Proportional to 27,292.32, 37,500.18 and 21,693.60

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Solution

The fourth proportional to 27,292.32, 37,500.18 and 21,693.60 is: 29,807.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,292.32 : 37,500.18 = 21,693.60 : x
  2. Step 2: Convert to fraction form
    27,292.32/37,500.18 = 21,693.60/x
  3. Step 3: Cross multiply
    27,292.32x = 37,500.18 × 21,693.60
  4. Step 4: Simplify right side
    27,292.32x = 813,513,904.85
  5. Step 5: Solve for x
    x = 813,513,904.85/27,292.32
  6. Step 6: Final answer
    x = 29,807.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.